Top surface of a set of keys used for English and Japanese symbols based on International Phonetic Association coding in a keyboard configuration



The FIGURE is a top surface of a set of keys used for English and Japanese symbols based on International Phonetic Association coding in a keyboard configuration showing my new design. 

The ornamental design for a top surface of a set of keys used for English and Japanese symbols based on International Phonetic Association coding in a keyboard configuration, as shown. 